Doomsday 3.33

Hexproof, Prowess, Double Strike
{b}{b}: Regenerate Doomsday 3.33
{w}{w}: Attach target equipment you control to
Doomsday 3.33.
{x}{g}{g}, {t}: Put a nonlegendary creature card with converted mana cost X or less from your hand onto
the battlefield. Activate this ability only as a sorcery.
{u}{u}{u}, {ut}: Copy target spell and return it to its owner's hand. You may choose new targets for the copy.
{6}{r}{r}{r}, {t}: Destroy all permanents.